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Individual Calculations August 2015 |
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| Bakker, Joop Total change: -57.40 | |   |
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| 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2009 | 1956 | 1.00 | 9 | -2.87 | 20 | -57.40 | |
|  Kerkvliet, Max | | | 2186 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Van Halderen, Herman | | | 2052 | NED | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Oosterom, Erik | | | 2043 | NED | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Bebchuk, Leonid | | | 2072 | ISR | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Van Brussel, Bert | | | 1877 | NED | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Erwich, Frans | | | 1974 | NED | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Brantjes, Yme | | | 1937 | NED | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Van Der Scheer, Henk | | | 2049 | NED | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Weiland, Harro | | | 1890 | NED | 0.50 | 1 | -0.09 | 20 | -1.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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